 | | Journal (article/letter/editorial) | | Epithermal Province: The Hauraki Goldfield, New Zealand* JEFFREY L. MAUK,1,† CHRIS M. HALL,2 JOHN T....92019, Auckland Mail Centre, Auckland 1142, New Zealand 2 Department of Geological Sciences, University...85721 Abstract The Hauraki goldfield in the Coromandel volcanic zone contains approximately 50 adularia-sericite...in the nearby Thames epithermal deposits. In the eastern province, adularia from the Ohui deposit gives...compositions. Therefore, even though volcanism in the Coromandel volcanic zone was active from 18 to 2 Ma, Au-Ag |  | Christie, A. B., Simpson, M. P., Brathwaite, R. L., Mauk, J. L., Simmons, S. F. (2007) Epithermal Au-Ag and Related Deposits of the Hauraki Goldfield, Coromandel Volcanic Zone, New Zealand. Economic Geology, 102 (5) 785-816 doi:10.2113/gsecongeo.102.5.785 | Journal (article/letter/editorial) | | Deposits of the Hauraki Goldfield, Coromandel Volcanic Zone, New Zealand ANTHONY B. CHRISTIE,† GNS Science...Science, P.O. Box 30-368, Lower Hutt 5040, New Zealand MARK P. SIMPSON, School of Geography, Geology and...1142, New Zealand ROBERT L. BRATHWAITE, GNS Science, P.O. Box 30-368, Lower Hutt, New Zealand JEFFREY...92019, Auckland Mail Centre, Auckland 1142, New Zealand Abstract Epithermal Au-Ag vein deposits of the...the Hauraki goldfield in the Coromandel volcanic zone, New Zealand, produced 320,000 kg Au and 1.5 million |  | | Journal (article/letter/editorial) | | epithermal Au±Ag deposits of the Hauraki Gold®eld, New Zealand Received: 25 August 1998 / Accepted: 23...from four epithermal Au±Ag deposits of the Hauraki Gold®eld were logged and quanti®ed by vein spacing, vein...tus with minor andesite lavas or andesite dikes (Ohui and Wharekirauponga). The vein systems in these...larger veins contain signi®cant volumes of high-grade gold mineralisation. The higher chemical Editorial handling:...Nuclear Sciences, P.O. Box 30368, Lower Hutt, New Zealand e-mail: b.brathwaite@gns.cri.nz Fax: +64-04-5704657 |  | Hamilton, Ayrton, Campbell, Kathleen, Rowland, Julie, Browne, Patrick (2017) The Kohuamuri siliceous sinter as a vector for epithermal mineralisation, Coromandel Volcanic Zone, New Zealand. Mineralium Deposita, 52 (2) 181-196 doi:10.1007/s00126-016-0658-8 | Journal (article/letter/editorial) | | for epithermal mineralisation, Coromandel Volcanic Zone, New Zealand Ayrton Hamilton 1 & Kathleen Campbell...deposits formed 16.3–5.6 Ma within the Coromandel Volcanic Zone, New Zealand. The sinter is associated with rhyolite...Auckland, Private Bag 92019, Auckland 1142, New Zealand 2 Institute of Earth Sciences and Engineering...University of Auckland, Private Bag 92019, Auckland, New Zealand deposits contain the high-temperature (>75 °C)...Palaeoenvironmental reconstruction . Coromandel Volcanic Zone . New Zealand Introduction Siliceous sinters |  | | Journal (article/letter/editorial) | | Adularia-Sericite Epithermal Gold-Silver Deposits in the Waihi-Waitekauri Region, New Zealand ANNE E. MORRELL,†...92019, Auckland Mail Centre, Auckland 1142, New Zealand Abstract Aeromagnetic, airborne radiometric...associated with pervasive hydrothermal alteration and gold-silver mineralization. Aeromagnetic derivative images...Waitekauri-Maratoto area. Gravity data in the Waihi district define a unique, double-peaked, 50-gravity unit...data provides an outstanding case study of the district- to regional-scale geophysical characteristics |  | | | | NORTH ISLAND NEW ZEALAND Poor Kn1ght1 Is • . ,, r ,n H~n & C h1ck...~fJl.NI' ','Vaihe ~o AUCKL , d, • OROMANDEL PENINSULA 1 .. Mariukdu Harboor \ ~ TASMA N ~ 1 M...Rivt~r I'. MY OF East C,pe Pf.NEW PLYMO • Cil.pe Eimo C • Portl.lfld I MY Secretar)'...ok;Q\ S E A Hoki. Hok1C1k PEGASUS BAY I II PENINSULA tI H+rtd1R ' ·Rong1toco R,ve1 '.,"~:.......SOUTH PACIFIC /ocEAN I I Chalmer,: OTAGO PENINSULA NEDIN ---- :aitangata Clvtho River I Nugeet |  | | Book (volume) | | NORTH ISLAND NEW ZEALAND Poor Kn1ght1 Is • . ,, r ,n H~n & C h1ck...~fJl.NI' ','Vaihe ~o AUCKL , d, • OROMANDEL PENINSULA 1 .. Mariukdu Harboor \ ~ TASMA N ~ 1 M...Rivt~r I'. MY OF East C,pe Pf.NEW PLYMO • Cil.pe Eimo C • Portl.lfld I MY Secretar)'...ok;Q\ S E A Hoki. Hok1C1k PEGASUS BAY I II PENINSULA tI H+rtd1R ' ·Rong1toco R,ve1 '.,"~:.......SOUTH PACIFIC /ocEAN I I Chalmer,: OTAGO PENINSULA NEDIN ---- :aitangata Clvtho River I Nugeet |  | | Report (issue) | | ~I . • -WAR PERIOD ~ 7.7.. . ~4-2 . I OJL GOLD • (1913- 1919) • • ' LONDON: PRINTED AND PUBLISHED...technical information) relative to the production of Gold will form a part of the volume or volumes on the...Chairman of the .Lt\.dvisory Technical Committee on Gold. . (Signed) R. A. 8. REDMAYNE, Chairman of Governors...OF GOLD ••• • •• • •• 8 MARKETING OF GOLD IN RECENT YEARS ••• ••• • •• 9 PRICE OF GOLD . -...Kingdom • • • • •• ••• Egypt and Anglo-Egyptian Sudan Gold Coast Colony and Ashanti ... Nigeria • •• ••• ••• |  | | Book | | appointments at the Astrobiology Centre, University of New South Wales, Sydney, and the China University of...in Europe, southern Africa, South East Asia, New Zealand, the southwest Pacific, China, Greenland and.... . . . . . . . . . . . . 4.4 Intrusion-Related Gold, Polymetallic and Uraniferous Vein Systems and Breccia...Complexes. . . . . . . . . . . . 4.6 Iron Oxide-Copper-Gold-Rare Earth Elements-Uranium Mineral Systems . .... Contents 4.6.5 Candelaria, Punta Del Cobre District, Chilean Coastal Belt. . . . . . . . . . . . |  | Buchan, Stevenson, Robbie, J. A., Butler, A. J., Holmes, S. C. A., Morris, L. S. O. (1942) Water Supply from Underground Sources of Reading-Southampton District (Quarter-Inch Geological Sheets 19 and 23, Eastern Halves) Part III. Well-Catalogues for New Series One-Inch Sheets 255 (Beaconsfield) and 269 (Windsor) Vol 3. Wartime Pamphlet 15, Geological Survey of Great Britain. | Report (Issue volume) | | UNDERGROUND SOURCES OF READING - SOUTHAivlPTON DISTRICT ( QU.ARTERINCH GEOLOGICAL SHEETS 19 AND 23, EASTERN...EASTERN HALVES) • - vVELL-CATALOGUES FOR NEW SERIES P.ART III. • • ONE-INCH SHEETS 255 (BEACONSFIELD)...• 345 ENTNOR r IG I. KEY TO REFERENCE MAPS (NEW SERIES ONE-INCH SHEETS 253 IN PARTS I-.ll.Ill Of... - WATER SUPPLY OF READING - SOUT"tlAlvlPTON DISTRICT ( QUARTER-INCHGEOLOGIC.ALSHEETS 1 9 AND 23 ,...EA.STERNH/l..LVES) PART III WELL-CATALOGUES FOR NEW SERIES ONE-INCH SHB:B:'rs 2-55 (BEACON:::JF'I k;JJ)) |  | | Book | | performance record (1986-1990) without equal in the gold industry ® Record revenue, earnings and cash flow...flow achieved in each of the last five years. ® Gold production rose 220% to 596,000 ounces in 1990. The...and over 1.1 million ounces annually by 1992. @ Gold reserves increased nine-fold to 20.4 million ounces...five-year period. @ Higher production and a unique gold hedging program should ensure future growth. C20...Company Index 503 Tables: World Mine Production of Gold, Silver and Base Metals 5A2 World Production of |  | | Report (issue) | | Schuster Macmillan New York London Prentice Hall International Mexjco City New Delhi Singapore Sydney...Simon & Schuster Macmillan 1633 Broadway, 7th Floor New York, NY 10019 Manufactured in the United States... The Fourth Millennium B .C.. Sofia: Edition of New Bulgari an Uoi versity.1993. GN803 .F58 1993 TOZ...(PAPUA NEV1' GUINEA PEOPLE). See KAULOJ\G (PAPUA NEW GUINEA PEOPLE). A la r<'che rche des peupl<'s anci<'ns...pioneer photography of Julia E. Tuell/ Dau Aadland. New Y ork. NY : M acmillan, cl 996. x,x. 182 p.. (4) |  | | Journal (article/letter/editorial) | | George C., c/o Sew Jersey Zinc Co., 115, Brondwny, New York City, U.S.B., Eugincer. Co., 39th Ublig, \\‘...L:X., I/o JInicleii Imte; 100, Williuni Strcct, New York City, U.S.A. Anderson, Dr. W.Cnrrick, 110 IIninilton...c w Ymk, U.S.A., l’ligsiciwi. Loos, 11. A., 1/0 New York ;c / c Copper Corporntion of Cliile, ClinfinrnI...Bnngnlore; Dcccan Sugnr Co., Ltd., Snmnlkot, Godiiveri District, Indin. Rntcliff, Frnnk D., 1/0 Pershore Ronil...Schiippliniis, 1)r. 11. C., I/O SO ; 174, Ilrondwny, New York, U.S.A. Skiltoii C. F. E., IIo Ilurtoii ; l |  | | Book | | operating on these "inorganic compounds" may produce new chemical species, which can be released through excretion...environment. It is reasonable to assume that many more new compounds will be identified and reaction pathways...ronm en tal processes uncovered. In this manner the new field of "ENVIRONMENTAL INORGANIC CHEMISTRY" is created...approximately two percent through development of new products. The thirty essential and toxic elements...The determination of reliable toxicity data for a new compound costs approximately $100,000. The problem |  | | Book (edition) | | Caramanie, 172.— Ile de Samos. Bengale. 173.— l'redonia. New York Chine, près de soiirees salées — Exemple analogue...Dépressions à la surface sous le gravier, dans le même district (fig. 24 et 25), 208. Silev dans des cavités entre...(flg. 27 et 28), 222.— Blocs erratiques des le district — , — — — — , — — — — , Alpes accumulés... M. fiuckland a cité des vallées de ce genre à New Kingsclere et Bowcr Chalk, près de Shaftesbury, et...ainsi que cela paraît avoir été le cas dans le district de Saint-Thomas in the Talc qui tient au val Luidas |
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